CN221032084U - Hinge with door closing damping function - Google Patents
Hinge with door closing damping function Download PDFInfo
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- CN221032084U CN221032084U CN202323078345.2U CN202323078345U CN221032084U CN 221032084 U CN221032084 U CN 221032084U CN 202323078345 U CN202323078345 U CN 202323078345U CN 221032084 U CN221032084 U CN 221032084U
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- damping
- door closing
- rod
- base
- swing arm
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- 238000013016 damping Methods 0.000 title claims abstract description 120
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000000694 effects Effects 0.000 description 8
- 238000005457 optimization Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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Abstract
The utility model provides a hinge with a door closing damping function, which comprises a swing arm and a base, wherein a positioning part of the swing arm is hinged on the base, the base is provided with a transmission component provided with a power spring, the base is also provided with a door closing damping component, the transmission component comprises a pushing connecting piece, a push rod and a transmission rod, the push rod is connected on the base in a sliding way, the connecting end of the door closing damping component is connected on the base in a sliding way, the positioning end of the door closing damping component is connected with the connecting end of the transmission rod, the power spring is sleeved on the transmission rod, the two elastic ends of the power spring are respectively connected on the base and the transmission rod, the pushing connecting piece is arranged on the swinging part of the swing arm, and the pushing connecting piece is contacted with the push rod and pushes the push rod to move linearly along with the closing of the swing arm so as to push the door closing damping component to act on the swing arm. Simple structure, close the damping effectual, the noise is little, has the vibrations of alleviateing simultaneously and promotes and use experience quality.
Description
Technical Field
The utility model relates to the technical field of hinges, in particular to a hinge with a door closing damping function.
Background
Most of the existing door-opening household appliances, in particular to a steaming oven, are connected with a door body by virtue of a hinge. The conventional hinge generally comprises a base mounted on the case, and a swing arm mounted on the door, wherein the swing arm is connected to the base by a transmission assembly in an opening-closing manner, so that the door can be opened or closed on the case. In order to automatically close the door body and always press the door body on the box body under the condition that elastic pressure exists under the closing state, a power spring is usually arranged on the hinge, and the power spring is stretched or compressed in a torsion mode by utilizing the tension or the elasticity of the power spring to open the door body or close the door body under the elastic reset action of the power spring.
However, the conventional hinge has the following disadvantages in practical application:
1) The door body is influenced by elastic tension to be rapidly closed to generate noise when being closed, so that the phenomenon of clamping injury is easy to occur, and the use safety is poor.
2) The existing hinge is provided with the buffer damper, but the buffer damper is pushed after being driven in a torsion mode by the transmission assembly, so that the transmission performance is poor, the damping effect of the buffer damper cannot directly act on the door body, the damping effect is poor, the door body with a large load is particularly used, noise is generated, and the use experience is poor.
3) Vibration is easily generated in the opening or closing process to influence the normal use of the product.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides the hinge with the door closing damping function, which has the advantages of simple structure, good door closing damping effect and low noise, can directly act on a door body, and can reduce vibration to improve the use experience quality.
The utility model aims at realizing the following steps: the utility model provides a hinge with close damping function, includes swing arm and base, the location portion of swing arm articulates on the base through the main shaft, the base is equipped with the drive assembly who is equipped with power spring, and drive assembly transmission connection is on base and swing arm, wherein, the base still is equipped with closes a damping subassembly, drive assembly includes promotion connecting piece, push rod, transfer line, push rod sliding connection is on the base, close a damping subassembly's link sliding connection is on the base, and close a damping subassembly's location end is connected with the link of transfer line, power spring suit is on the transfer line and its both ends are connected respectively on the outside of base and the location end of transfer line, promote the connecting piece and install the swing portion at the swing arm, and promote the connecting piece and contact and promote push rod rectilinear movement with the push rod when swing arm is closed to make the push rod promote and close a damping subassembly action, thereby make and close a damping subassembly's damping effect on the swing arm.
According to the optimization, the door closing damping assembly comprises a damping connecting frame and a door closing damper, the damping connecting frame is in linear sliding connection with the base through a connecting shaft, a piston rod of the door closing damper is in sliding connection with the damping connecting frame through the connecting shaft, a positioning end of the door closing damper is in positioning connection with the damping connecting frame through the connecting shaft, a piston rod of the door closing damper is pushed when the push rod swings along with the closing of the swing arm, and the front end and the rear end of the damping connecting frame are respectively connected with the connecting ends of the transmission assembly and the transmission rod through the positioning shaft.
According to the optimization, the door closing damper comprises a damping cylinder and a damping spring damping installation block, the damping cylinder is connected to the damping connection frame in a positioning mode through a connection shaft, the damping installation block is installed on a piston rod of the damping cylinder and is in sliding connection with the damping connection frame through the connection shaft, the push rod is connected with the damping installation block in a buckling mode, the damping spring is arranged on the piston rod of the damping cylinder, and elastic ends of the damping spring are respectively connected to the damping installation block and the damping cylinder.
According to the optimization, the transmission assembly further comprises a swinging rod and a connecting rod, one end of the swinging rod is connected to the swinging part of the swinging arm through a connecting shaft, the other end of the swinging rod is connected with one end of the connecting rod through the swinging shaft, and the other end of the connecting rod is connected with a damping connecting frame through a fixing shaft.
According to the optimization, the push rod is provided with a guide arc groove and a guide groove which are in sliding connection with the swing shaft and the fixed shaft.
According to the optimization, the swinging frame with the functions of starting and stopping assistance and hovering is arranged between the push rod and the base, the swinging frame is provided with the special-shaped sliding groove with the shape conforming to the swinging track of the swinging arm, the special-shaped sliding groove is connected with the sliding shaft in a sliding manner, and the sliding shaft is arranged on the swinging rod of the transmission assembly.
According to the optimization, the special-shaped sliding groove is provided with the opening groove position for completely positioning and opening the swing arm and the closing groove position for closing and locking the swing arm, the opening groove position gradually inclines downwards to the left at the left end of the special-shaped sliding groove, and the closing groove position gradually inclines upwards to the right at the right end of the special-shaped sliding groove.
The utility model has the advantages that:
1) Through close the door damping subassembly and promote the structural fit of connecting piece, push rod, transfer line, in the time of closing the door, make the promotion connecting piece direct promotion push rod rectilinear movement to promote and close door damping subassembly action, direct drive, stability is high, and makes the damping directly act on the swing arm, makes the door body close the door damping effectual, and the noise is little, promotes the use and feels.
2) The closed door damping component adopting the structure has simple structure under the effect of the self structural characteristics, effectively reduces vibration and ensures the use quality of products.
3) The structure of cooperation swing frame can realize that the door body opens and shuts the period has and opens and close helping hand and hover function, and transmission stability is high, excellent in use effect.
Drawings
FIG. 1 is a schematic view showing the structure of the door closing damper assembly when the door closing damper assembly is in a closed state according to the preferred embodiment of the present utility model.
FIG. 2 is a cross-sectional view of the intervention of the closed door damper assembly upon entering a closed state in accordance with a preferred embodiment of the present utility model.
Fig. 3 is a schematic view of the structure of the preferred embodiment of the present utility model in the closed state.
Fig. 4 is a cross-sectional view of a preferred embodiment of the present utility model in a closed state.
Fig. 5 is a partial cross-sectional view of a preferred embodiment of the present utility model in a closed state.
FIG. 6 is an exploded view of a preferred embodiment of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
According to the hinge with the door closing damping function disclosed by the utility model, as shown in figures 1 to 6, the hinge comprises a swing arm 1 and a base 2, wherein the positioning part of the swing arm 1 is hinged on the base 2 through a main shaft, the base 2 is provided with a transmission assembly provided with a power spring 3, and the transmission assembly is in transmission connection with the base 2 and the swing arm 1. The base 2 is further provided with a door closing damping assembly 4, and the transmission assembly comprises a pushing connecting piece 5, a push rod 6 and a transmission rod 7. The push rod 6 is slidably connected to the base 2, the connecting end of the door closing damping assembly 4 is slidably connected to the base 2, and the positioning end of the door closing damping assembly 4 is connected with the connecting end of the transmission rod 7. The power spring 3 is sleeved on the transmission rod 7, two elastic ends of the power spring are respectively connected to the outer side of the base 2 and the positioning end of the transmission rod 7, the pushing connecting piece 5 is installed on the swinging part of the swinging arm 1, and the pushing connecting piece 5 contacts with the push rod 6 and pushes the push rod 6 to linearly move along with the closing and swinging of the swinging arm 1, so that the push rod 6 pushes the door closing damping assembly 4 to act, and the damping of the door closing damping assembly 4 acts on the swinging arm 1.
Through the structure cooperation of door closing damping subassembly 4 and promotion connecting piece 5, push rod 6, transfer line 7, during the door closing, make the direct promotion push rod 6 rectilinear movement of promotion connecting piece 5 to promote door closing damping subassembly 4 action, direct drive, stability is high, and makes the damping directly act on swing arm 1, makes the door closing damping effect of the door body good, and the noise is little, promotes the use and reflects the sense.
Referring to fig. 1 to 6, further details, the door closing damper assembly 4 includes a damper connecting frame 41 and a door closing damper 42. The damping connecting frame 41 is in linear sliding connection in the base 2 through a connecting shaft, a piston rod of the door closing damper 42 is in sliding connection on the damping connecting frame 41 through the connecting shaft, and a positioning end of the door closing damper 42 is in positioning connection on the damping connecting frame 41 through the connecting shaft. The push rod 6 pushes the piston rod of the door closing damper 42 along with the closing and swinging of the swing arm 1, and the front end and the rear end of the damping connecting frame 41 are respectively connected with the connecting ends of the transmission assembly and the transmission rod 7 through positioning shafts.
And the transmission assembly further comprises a swinging rod 8 and a connecting rod 9, one end of the swinging rod 8 is connected to the swinging part of the swinging arm 1 through a connecting shaft, the other end of the swinging rod 8 is connected with one end of the connecting rod 9 through a swinging shaft, and the other end of the connecting rod 9 is connected with a damping connecting frame 41 through a fixed shaft.
The push rod 6 is provided with a guide arc groove 61 and a guide groove 62 for sliding connection with the swing shaft and the fixed shaft.
When the door body is closed, under the action of the reset tension of the power spring 3, the transmission rod 7 is pulled to move inwards, so that the damping connecting frame 41, the connecting rod 9 and the swinging rod 8 are sequentially linked to swing inwards, and the swinging arm 1 is driven to automatically close towards the base 2. When the swing arm 1 swings a specific angle, the pushing connecting piece 5 is contacted with the push rod 6 and pushes the push rod 6 to linearly move inwards, then the push rod 6 pushes the door closing damper 42 to move inwards, when the push rod 6 continuously pushes the door closing damper 42 to a certain position, the connecting shaft of the positioning end of the door closing damper 42 is positioned on the damping connecting frame 41, the door closing damper 42 starts to work, and the piston rod of the door closing damper 42 is compressed inwards, so that the damping of the door closing damper 42 acts on the swing arm 1. The operation stability is high, and has the damping function that closes the door when realizing that the door body closes, does not produce the noise, protects each part, promotes the safety in utilization, ensures the use experience sense of product.
Referring to fig. 1 to 6, in an optimized version, the door closing damper 42 includes a damping cylinder 421, a damping spring 422, and a damping mount 423. The damping cylinder 421 is connected to the damping connecting frame 41 through a connecting shaft in a positioning manner, the damping mounting block 423 is mounted on a piston rod of the damping cylinder 421 and is in sliding connection with the damping connecting frame 41 through a connecting shaft, the push rod 6 is in buckling connection with the damping mounting block 423, the damping spring 422 is sleeved on the piston rod of the damping cylinder 421, and two elastic ends of the damping spring 422 are respectively connected to the damping mounting block 423 and the damping cylinder 421.
Under the structural cooperation of the damping cylinder 421, the damping spring 422 and the damping mounting block 423, when the swing arm 1 rotates for a certain angle along with the door body, the damping cylinder can directly buffer resistance for the transmission component under the action of the damping spring 422, reduce vibration and adapt to the door body with larger load.
Referring to fig. 1 to 6, further refinement is achieved in that a swing frame 10 with an on-off power assisting and hovering function is arranged between the push rod 6 and the base 2, the swing frame 10 is provided with a special-shaped sliding groove 11 with a shape conforming to the swing track of the swing arm 1, the special-shaped sliding groove 11 is slidably connected with a sliding shaft, and the sliding shaft is installed on a swing rod 8 of the transmission assembly.
The special-shaped chute 11 is provided with an opening slot 12 for completely positioning and opening the swing arm 1 and a closing slot 13 for closing and locking the swing arm 1. The opening slot position 12 gradually inclines downwards to the left at the left end of the special-shaped chute 11, and the closing slot position 13 gradually inclines upwards to the right at the right end of the special-shaped chute 11.
Through the special-shaped chute 11 of swing frame 10 with open slot position 12, closed slot position 13 cooperation setting, can make transfer line 7 subassembly move along with swing arm 1 and slide in opening slot position 12, closed slot position 13 or special-shaped chute 11 with driving the sliding shaft to realize that this structure hinge has and open helping hand and open the function of hovering, convenient operation is suitable for the heavy load condition, uses and experiences well.
The above embodiments are only specific embodiments with good effects, and all the structures identical or equivalent to the hinge with the door closing damping function of the present utility model are within the protection scope of the present utility model.
Claims (7)
1. The utility model provides a hinge with close damping function, includes swing arm (1) and base (2), the location portion of swing arm (1) articulates on base (2) through the main shaft, base (2) are equipped with the drive assembly who is equipped with power spring (3), and the drive assembly transmission is connected on base (2) and swing arm (1), its characterized in that: the base (2) is further provided with a door closing damping assembly (4), the transmission assembly comprises a pushing connecting piece (5), a push rod (6) and a transmission rod (7), the push rod (6) is slidably connected to the base (2), the connecting end of the door closing damping assembly (4) is slidably connected to the base (2), the positioning end of the door closing damping assembly (4) is connected with the connecting end of the transmission rod (7), the power spring (3) is sleeved on the transmission rod (7) and two elastic ends of the power spring are respectively connected to the outer side of the base (2) and the positioning end of the transmission rod (7), the pushing connecting piece (5) is mounted on the swinging part of the swing arm (1), and the pushing connecting piece (5) contacts with the push rod (6) and pushes the push rod (6) to linearly move so that the push rod (6) pushes the door closing damping assembly (4) to act, and therefore the damping of the door closing damping assembly (4) acts on the swing arm (1).
2. The hinge with door closing damping function according to claim 1, wherein: the damping assembly (4) comprises a damping connecting frame (41) and a door closing damper (42), the damping connecting frame (41) is in linear sliding connection with the base (2) through a connecting shaft, a piston rod of the door closing damper (42) is in sliding connection with the damping connecting frame (41) through the connecting shaft, a positioning end of the door closing damper (42) is connected to the damping connecting frame (41) through the connecting shaft in a positioning mode, a push rod (6) pushes the piston rod of the door closing damper (42) along with the closing swing of the swing arm (1), and the front end and the rear end of the damping connecting frame (41) are connected with a transmission assembly and the connecting end of the transmission rod (7) through positioning shafts respectively.
3. The hinge with door closing damping function according to claim 2, wherein: the door closing damper (42) comprises a damping cylinder (421), a damping spring (422) and a damping mounting block (423), wherein the damping cylinder (421) is connected to a damping connecting frame (41) through a connecting shaft in a positioning mode, the damping mounting block (423) is mounted on a piston rod of the damping cylinder (421) and is in sliding connection with the damping connecting frame (41) through a connecting shaft, the push rod (6) is in buckling connection with the damping mounting block (423), the damping spring (422) is sleeved on the piston rod of the damping cylinder (421), and two elastic ends of the damping spring (422) are respectively connected to the damping mounting block (423) and the damping cylinder (421).
4. The hinge with door closing damping function according to claim 1 or 2, wherein: the transmission assembly further comprises a swinging rod (8) and a connecting rod (9), one end of the swinging rod (8) is connected to the swinging part of the swinging arm (1) through a connecting shaft, the other end of the swinging rod (8) is connected with one end of the connecting rod (9) through a swinging shaft, and the other end of the connecting rod (9) is connected with a damping connecting frame (41) through a fixed shaft.
5. The hinge with door closing damping function according to claim 4, wherein: the push rod (6) is provided with a guide arc groove (61) and a directional groove (62) which are in sliding connection with the swing shaft and the fixed shaft.
6. The hinge with door closing damping function according to claim 1, wherein: the swing frame (10) with the functions of starting and stopping assistance and hovering is arranged between the push rod (6) and the base (2), the swing frame (10) is provided with a special-shaped sliding groove (11) with the shape conforming to the swing track of the swing arm (1), the special-shaped sliding groove (11) is connected with a sliding shaft in a sliding mode, and the sliding shaft is arranged on a swing rod (8) of the transmission assembly.
7. The hinge with door closing damping function according to claim 6, wherein: the special-shaped sliding groove (11) is provided with an opening groove position (12) for completely positioning and opening the swing arm (1) and a closing groove position (13) for closing and locking the swing arm (1), the opening groove position (12) gradually inclines downwards to the left at the left end of the special-shaped sliding groove (11), and the closing groove position (13) gradually inclines upwards to the right at the right end of the special-shaped sliding groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078345.2U CN221032084U (en) | 2023-11-14 | 2023-11-14 | Hinge with door closing damping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078345.2U CN221032084U (en) | 2023-11-14 | 2023-11-14 | Hinge with door closing damping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221032084U true CN221032084U (en) | 2024-05-28 |
Family
ID=91183748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323078345.2U Active CN221032084U (en) | 2023-11-14 | 2023-11-14 | Hinge with door closing damping function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221032084U (en) |
-
2023
- 2023-11-14 CN CN202323078345.2U patent/CN221032084U/en active Active
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